       (unify determiner
              {:synsem {:cat :det
                        :def :def
-                       :gender :masc
-                       :number :plur}})
-
-
+                       :agr {:gender :masc
+                             :number :plur}}})
       "il"
       (unify determiner
               {:synsem {:cat :det
                         :def :def
-                        :gender :masc
-                        :number :sing}})
+                        :agr {:number :sing
+                              :gender :masc}}})
 
       "imparare"  {:synsem {:cat :verb
                             :sem {:pred :learn}}}

      "di la"
      {:synsem {:cat :det
                :def :partitivo
                :number :sing
                :mass true
                :gender :fem}}

      "di le"
      {:synsem {:cat :det
                :def :partitivo
                :number :plur
                :gender :fem}}

      "di il"
      {:synsem {:cat :det
                :def :partitivo
                :number :sing
                :mass true
                :gender :masc}}

      "difficile"
      ;; non-comparative

              :subcat '()}}]

   "un"
   {:synsem {:cat :det
             :def :indef
             :mass false
             :agr {:number :sing
                   :gender :masc}}}
   "una"
   {:synsem {:cat :det
             :def :indef
             :mass false
             :agr {:number :sing
                   :gender :fem}}}

   "usare"  {:synsem {:cat :verb
                      :sem {:pred :usare}}}
